//
// Copyright (c) 2012, Tomoto S. Washio
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//   * Redistributions of source code must retain the above copyright
//     notice, this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright
//     notice, this list of conditions and the following disclaimer in the
//     documentation and/or other materials provided with the distribution.
//   * Neither the name of the Tomoto S. Washio nor the names of his
//     contributors may be used to endorse or promote products derived from
//     this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL TOMOTO S. WASHIO BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
package com.tomoto.charset.native2ascii.install;

import java.io.File;
import java.text.MessageFormat;
import java.util.ResourceBundle;

public class Checker {
	private static String JAR_NAME = "native2asciicharset.jar";
	
	private static ResourceBundle RESOURCE_BUNDLE = ResourceBundle.getBundle(Checker.class.getName());
	
	private static String getString(String key, Object... params) {
		return MessageFormat.format(RESOURCE_BUNDLE.getString(key), (Object[]) params);
	}
	
	public static void main(String[] args) {
		String jreHome = System.getProperty("java.home");
		System.out.println(getString("jreHomeLocationFound", jreHome));
		File extDir = new File(jreHome, "lib/ext");
		
		if (extDir.exists()) {
			File targetJarPath = new File(extDir, JAR_NAME);
			if (!targetJarPath.exists()) {
				System.out.println(getString("encourageInstall", extDir));
			} else {
				System.out.println(getString("installationSeemsAlreadyExist", extDir));
			}
			System.out.println(getString("thankYou"));
		} else {
			System.out.println(getString("installationLocationNotFound", extDir));
		}
	}
}
